diff --git a/pkgs/development/python-modules/aiohttp/default.nix b/pkgs/development/python-modules/aiohttp/default.nix
index ccbf466cf16f..11c3ded60602 100644
--- a/pkgs/development/python-modules/aiohttp/default.nix
+++ b/pkgs/development/python-modules/aiohttp/default.nix
@@ -51,14 +51,14 @@
 
 buildPythonPackage rec {
   pname = "aiohttp";
-  version = "3.13.2";
+  version = "3.13.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "aio-libs";
     repo = "aiohttp";
     tag = "v${version}";
-    hash = "sha256-LqYGrrWgSZazk0hjQvTFwqtU/PtMEaPi+m1Ya8Ds+pU=";
+    hash = "sha256-V+digrfigdA3hwd2xW47BACh3r07j6pGE8WFAGivZnA=";
   };
 
   postPatch = ''